CN102398639B - Pedrail mechanism - Google Patents
Pedrail mechanism Download PDFInfo
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- CN102398639B CN102398639B CN201110271348.0A CN201110271348A CN102398639B CN 102398639 B CN102398639 B CN 102398639B CN 201110271348 A CN201110271348 A CN 201110271348A CN 102398639 B CN102398639 B CN 102398639B
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- guide
- main body
- spring
- stretching device
- pedrail mechanism
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D55/00—Endless track vehicles
- B62D55/08—Endless track units; Parts thereof
- B62D55/30—Track-tensioning means
- B62D55/305—Track-tensioning means acting on pivotably mounted idlers
Abstract
In pedrail mechanism (R), this pedrail mechanism has the framework (1) comprising guide wheel linear guide (L1), wherein keep at least one guide (4) of guiding wheel shaft (3) removable, and the stretching device (20) being supported on the tightening device (V) in framework (1) can act on guide piece on channeling direction (F), between guide (4) and tightening device (V), be provided for the another linear guide (L2) of sliding part (12), guide also can be coupled to guide (4) rigidly upper movement of identical channeling direction (F), stretching device (20) acts on sliding part (12), or provide at least one elastomeric spring main body (25) as stretching device (20), elastomeric spring main body is made up of elastomeric material and substantially can not be compressed as spring, but expand under axial compression, thus elastomeric spring main body can be readjusted, and elastomeric spring main body mechanically leads and between two parties.
Description
Technical field
The present invention relates to a kind of pedrail mechanism.
Background technology
In construction implement particularly such as road-finishing machine, traveling gear comprises two crawler bogies as a rule, and each chassis has a pedrail mechanism in side.This pedrail mechanism comprises stable frame, except track roller and upper track wheel and drive guide wheel in this framework, also arranges at least one guide wheel and the tightening device for crawler belt.Propulsive effort is delivered to driving guide wheel, drive guide wheel such as stretch crawler belt lower rail (lower run) and keep it to strain.Tightening device keeps crawler belt to have required tension force by guide wheel.When impact load, or when gripping objects, guide wheel is recessed to tightening device.Dissimilar tightening device can be used.The tightening device of one type has powerful smooth spiral or coil spring or annual spring assembly, and there is tensioning pressure cylinder alternatively, the piston rod of this pressure cylinder is released by grease up by grease gun, until crawler belt is pre-tensioner on guide wheel to relax on a small quantity.The tightening device of another kind of type comprises cylinder-piston stretching device, and it is filled with viscous compressible material, and its generation is pre-tensioner, and does not use the smooth spiral or coil spring that are formed by steel.The tightening device of another kind of type comprises the gas spring with nitrogen memory storage as stretching device.In linear guide, at least one guide of guide wheel led and there is no damping.In order to reach required performance, tightening device is complicated and have relatively large size.By the relative position between the power transmission shaft of tightening device and the driver element of guide wheel, guide wheel generation high dip load, particularly tilting moment.Therefore, construction implement is road-finishing machine particularly, with task driven speed drive extremely at a slow speed under high power demand, and compared with task driven speed, particularly during transport drives, produce relatively high transport actuating speed, relatively large walking noise and high wearing and tearing, thus require high maintenance frequency.
In pedrail mechanism disclosed in DE 296 06 295 U1, provide annual spring assembly as tension element, hydraulic spring grease cup damper inserts can be held therein, to this inserts grease up, until annual spring assembly is fully pre-tensioner in the axial direction.Keep guide wheel, make its axle be arranged at least one guide, lead in this guide guide wheel linear guide in the frame, wherein tightening device directly acts on guide and is supported on framework place.
Disclosed in DE 40 25 929 A, pedrail mechanism comprises the coil spring as tension element, and it can be pre-tensioner by Hydranlic tensioner by grease adding.
Pedrail mechanism disclosed in DE 35 26 437 A comprises at tightening device can the tensioning pressure cylinder of grease up, and with tensioning pressure cylinder spring connected in series and damping mechanism, to Working pressure cylinder filling stickum, make its piston immerse stickum, and have peripheral clearance relative to pressure cylinder inwall.
In pedrail mechanism disclosed in EP 0 721 879 A, guide wheel is coupled to the tension lever kept rotationally in the frame, the power of this lever transmission tightening device.The side direction of guide wheel guides and is realized by two guides.The tension element supported in the frame acts on tension lever.
In pedrail mechanism disclosed in WO 95/11816 A, the axle of guide wheel remains in guide, and this guide is being fixed on the axis of spindle guiding at change speed gear box place.The tensioning pressure cylinder being supported in change speed gear box place acts on guide.
Disclosed in EP 2 050 664 A, pedrail mechanism comprises the guide wheel linear guide being configured to U-shaped opening in the frame, two guide wheels are arranged on the both sides of framework, its common axis remains in guide, and guide is arranged in linear guide and supported in the horizontal by guide plate.This tightening device comprises one or two parallel tensioning pressure cylinder, this tensioning pressure cylinder acts on maintenance tension lever in the frame, this tension lever acts on guide by crosshead, and this crosshead compensates guide and the different relative motions of tension lever in transmission of power.
Summary of the invention
The object of this invention is to provide a kind of pedrail mechanism, the guide wheel wherein in guide wheel tensioning function and/or framework supports and is structurally improved in the mode towards load.
According to the present invention, such as do not apply tilting moment on guide wheel by tightening device, or only applying the tilting moment that can easily allow for guide wheel tensioning function normal in crawler belt, another linear guide minimizes the unfavorable load situation of guide wheel independent of the type of the stretching device of installed tightening device.In addition, even if when large stretching device, such as, when there is king bolt spring diameter, also can save the assembly space in pedrail mechanism, or available assembly space can be utilized better due to two linear guides be separated.This is because another linear guide keeps tightening device to stablize and placed in the middle and the tension force of guide wheel or antagonistic force are all delivered on channeling direction and do not have tilting moment.This means the transverse force that the effect of guide wheel linear guide and tightening device produces completely isolated (such as when crawler belt in one direction tensioning time, and/or when guide wheel react on tightening device in other directions power and recessed time), because the component of the operating effort of tightening device is accepted by the sliding part in another linear guide, and these components can transverse to channeling direction.In addition, if provide at least one elastomeric spring main body as stretching device, then another linear guide allows to save even more assembly space or utilizes available assembly space better, wherein there is this elastomeric spring main body undersized extremely efficiently and especially there is very smooth damping curve, particularly in construction implement such as road-finishing machine, this expects, wherein during task driven operation at a slow speed and during fast speed transport drives operation, crawler belt produces the heavy impact load of impact type circulation on guide wheel, and this impact should be cushioned in order to the noise that reduces wear and walk.
According to the present invention, as at least one elastomeric spring main body of the stretching device of tightening device advantageously independent of whether providing guide wheel linear guide and there is the another linear guide of sliding part, and to provide in significant structure and towards the improvement to pedrail mechanism of load, because have relative small size, elastomeric spring main body is extremely efficient, thus allow to save a lot of assembly space and with towards load mode optimization guide wheel tensioning function and there is the damping function of smooth damping curve of expectation.This is specially adapted to construction implement such as road-finishing machine, it must when needing high power with task driven speed drive at a slow speed, and drive with relatively high transport actuating speed, wherein in either case, all to guarantee relatively high degree of uniformity and make noise low as far as possible (constructional noise transmission).These are actually the conflicting demand to pedrail mechanism.But this elastomeric spring main body also provides the important advantage of relatively large deformation stroke and relatively flat damping curve except high power density, the relatively uniform damping independent of deformation stroke can be provided.
The elastomeric spring be such as made up of natural rubber or neoprene or elastomeric spring main body are open for many years, and be used to up to now in auto trade for providing damping for main element pressure mould (body component presses), see the technical information booklet " ELASTOMER FEDERN von EFFBE " 07/2003 of such as Ai Fubei company (CompanyEffbe GmbH), 1st – 13 pages (Company Effbe GmbH, Hanauer Landstra β e 16, 63628Bad Soden-Salm ü nster, Hessen, http://www.effbe.com).
Compatibly, sliding part in pedrail mechanism is configured to general abutment to be installed in tightening device by stretching device, stretching device is selected from least following alternatively: spiral or smooth coil spring stretching device, and/or the cylinder-piston stretching device of filling viscous compressible material, and/or gas spring stretching device, and/or elastomeric spring main body stretching device, and/or annual spring assembly stretching device.This general embodiment of sliding part allows selectivity to use the stretching device being best suited for corresponding application purpose, wherein there is independent of the design of used stretching device the another linear guide of sliding part, and only need alternatively according to circumstances to adopt the support in the frame of tightening device or stretching device.
Structurally in simple embodiment, sliding part is corner or the circular slab with centre hole.Corresponding stretching device can such as be directly connected to this plate, and wherein pre-tensioner the and/or guide device of stretching device can introduce the centre hole of this plate, can move, and make stretching device placed in the middle relative to this plate on channeling direction.
If sliding part is embodied as the base portion of portal structure, it is outside that two gib blocks are positioned at portal outer wall, then highly stable and smoothly operably guide the sliding part in another linear guide to be possible.The pressure element extending to guide wheel guide is connected to portal crossbeam, and this portal crossbeam is with stationary mode connecting bridge wall outdoors.This gib block bears the oriented tasks of the sliding part in another linear guide, and suitably connects with replaceable.This portal structure also provides gap, moves pass through sliding part for equipment unit when tension element works.
In the embodiment be applicable to, at least one guide wheel is arranged between two parallel guides of accommodation guiding wheel shaft.Alternatively, even can provide a pair guide wheel for crawler belt and hold it in two guide places.Guide can be such as the guide frame parts of U-shaped by connecting main body and connect and being formed stable.This connection main body can be included in the connection of pressure element or be connected to pressure element even securely.The tension force of stretching device is on the one hand delivered to guide wheel by pressure element, on the other hand by the recessed Movement transmit of guide wheel to stretching device.Two guides produce the highly stable support to guide wheel in the framework of pedrail mechanism.As an alternative, a guide wheel or the single guide for two guide wheels being arranged on guide both sides can be provided for, and this guide is coupled with pressure element.
In order to ensure in guide wheel linear guide, guiding that is agile and smoothness run is carried out to guide wheel, suitably at least loose liner is set in the upside of guide and bottom side, at this place, the contact between guide surface occurs.This loose liner can such as by waterproof, (brave reach) material is made, and is suitably fixed, thus can change it to slide Hardox good.In order to the improvement on implementation structure, main phase provides damping for low walking noise and for guide wheel, and damping layer is suitably arranged between guide and each loose liner.This damping layer can have the form of at least one plastic strip, and this plastic strip inserts or is connected to guide and/or loose liner.Whether the combination of loose liner and damping layer is a key feature of the present invention, can independent of whether providing another linear guide, and provide existing stretching device or at least one elastomeric spring main body to provide this key feature as stretching device.
Suitably, by extending at least one the spring co-operating member in guide approx perpendicular to channeling direction, loose liner and damping layer are fixed to guide.This spring co-operating member such as by www.connexch.com "
feder-Pass-Elemente " open.
Natural rubber is or/and neoprene is suitable for the elastomeric material being used as elastomeric spring main body.Preferably, it can be have more than 60 degree, preferably more than 70 degree, is preferably to be up to poly-chloroprene rubber or the poly-urethane rubber of about 90 degree or higher maximum Shore A hardness.
In the embodiment be applicable to, this elastomeric spring main body is configured to be approximately cylindrical, and it has the flat end for transmission of power and the longitudinal central aperture for pilot pin.This elastomeric spring main body being axially installed, there is enough gaps for expanding to make itself and outside.
Suitably, the serial of multiple elastomeric spring main body and/or parallel connection, wherein connected in series have the relatively large advantage of deformation stroke.Then, spring plate should be inserted between elastomeric body spring body connected in series, and should provide through they pilot pin for mechanical guiding and fixed in.Elastomeric spring main body can be installed as exposure, maybe can with diameter clearance encapsulation to allow to expand.The cylinder form of elastomer body is a kind of suitable selection, also can select other shape of cross section.Usually, the axial length of elastomeric spring main body is greater than its external diameter.Market provides the elastomeric spring main body of different size with relatively low cost; They have permanent elasticity, anti-fracture and can use in wide temperature range.But, compresses elastomeric spring body may be needed before use such as ten times, solidify to allow it.Temperature application range such as can between-20 DEG C to+80 DEG C, and it even temporarily can be in the scope of-40 DEG C to 120 DEG C.It can tolerate oil and lubricating oil, grease, alcohols, ligroin, water, ozone, caustic solution and acid.Apply in order to ensure spring driven spring, pre-tensioner due to curing tendency be also suitable, and should curing tendency be greater than.Possible spring biases can between about 30% to 40% of axial length, and wherein curing tendency is from original length, can about 3% to about between 8%.
Accompanying drawing explanation
With reference to accompanying drawing, the embodiment of theme of the present invention is shown.In the accompanying drawings:
Fig. 1 illustrates the schematic isometric of the pedrail mechanism with guide wheel, wherein eliminates architectural feature unrelated to the invention, such as track roller and upper track wheel, or drives guide wheel, and crawler belt is to provide better overview; And
Fig. 2 illustrates the block diagram comprising the tension element of at least one elastomeric spring main body only schematically shown in Fig. 1.
Detailed description of the invention
Fig. 1 illustrates pedrail mechanism R, it is used in particular for construction implement such as road-finishing machine (not shown), wherein pedrail mechanism R comprises framework 1 (steel plate such as installed along edge), on the frame except for the unshowned track roller of unshowned crawler belt and upper track wheel, can also arrange and drive guide wheel (not shown), wherein on guide wheel 2, crawler belt is led, this guide wheel provides crawler tensioning function and by the pre-tensioner crawler belt of tightening device V in pedrail mechanism R, but the power effect of tightening device V is sunken under impact load.As an alternative, two or more guide wheel 2 (not shown) placed one by one also can be provided.
Be used in the guiding wheel shaft 3 in the guide wheel linear guide L1 of framework 1, channeling direction F herein two parallel block guides 4 leads movably to guide wheel 2.Each guide 4 supports a loose liner 6, and loose liner is at least positioned at upside and bottom side, and such as form is the Hardox material of the easy slip of a waterproof.Loose liner 6 is suitably connected to guide 4 so that (retaining element 7) is replaceable.Between each loose liner 6 and guide 4, provide damping layer 5, it can be such as plastic strip, and loosely inserts or connect, such as, be attached to loose liner 6 and/or guide 4 securely.In the illustrated embodiment, two guides 4 are linked by the connection main body 8 that form is corner hydrofin, to form U-shaped guide frame parts 9, between the arm that guide wheel 2 is contained in these parts 9 so as in top side, bottom side and a front side give prominence to.Guide wheel linear guide L1 can be shaped as opening or axle (not shown in detail) or be arranged in framework 1, and at least acts on guide 4 by loose liner 5.
Retaining element 7 is suitably spring co-operating member 31, and it is coupled to approx perpendicular to extending in guide 4 in the hole of channeling direction F.This spring co-operating member 31 is spring steel sleeve pipes of longitudinal grooved, such as have the shape of waveform tooth and be made up of high-grade chrome vanadium steel, it is easy to assemble and guarantees to stablize in long service life when linking multiple parts to install (stable seat).
At connection main body 8 place, connection 10 such as pipeline attachment is provided, pressure element 11 is coupled to for by guide frame parts 9, this pressure element is pipe or solid circles section bar in the illustrated embodiment, and be arranged essentially parallel to the another linear guide L2 that channeling direction F extends to pedrail mechanism R, thus extend to tightening device V.In the another linear guide L2 with the channeling direction F identical with guide wheel linear guide L1, lead to sliding part 12 movably, this sliding part is such as having the square of endoporus 18 or circular slab 13 and being used as the general abutment (universalabutment) of the stretching device 20 in the different stretching devices of tightening device V.Such as in portal structure 14, support sliding part 12 at portal sidewall 15 place, portal sidewall 15 is interconnected by portal crossbeam 16, and pressure element 11 acts on portal crossbeam or is installed to securely on it.Between portal sidewall 15 and portal crossbeam 16, form gap, such as, for the equipment 19 of tightening device V, this equipment sinks in portal structure 14 when tightening device V compresses on channeling direction F.Gib block 17 is attached to portal sidewall 15 (as being attached to substituting of sliding part 12) and leads in another linear guide L2 in outside.
Stretching device 20 is such as the spiral or smooth coil spring 21 be made up of spring steel in FIG, and it acts on sliding part 12 and is supported on the plate 22 of the abutment 24 provided in framework 1.Alternatively, tightening device V comprises equipment unit 23, and it is for unshowned crawler belt on pre-tensioner guide wheel 2 left on channeling direction F.With axially pre-tensioner, stretching device 20 is arranged between sliding part 12 and plate 22.
Instead of the smooth spiral be formed from steel or coil spring 21, tightening device can comprise the stretching device of other type as setting nut 20, such as there is the pressure cylinder piston stretching device of the gas spring of nitrogen pressure storage, filling viscous compressible material, or annual spring assembly, or at least one elastomeric spring main body 25 (being represented by dotted lines).
The another linear guide L2 only schematically shown at Fig. 1 can be included in framework 1 guide rail being shaped or being arranged on wherein, this guide rail is used for gib block 17, and this gib block is connected to portal outer wall 15 and is connected to portal crossbeam 16 and/or sliding part 12 alternatively.Linear guide L1, L2 are suitably structurally separated and separate on channeling direction F, and wherein their channeling direction F is identical or parallel.Another linear guide L2 absorbs the transverse force coming from tightening device V, and guarantee that pressure is only passed to each guide 4 (and not having tilting moment) by pressure element 11 on channeling direction F, or when guide wheel 2 is recessed to the right on channeling direction F in FIG, transverse force or tilting moment do not occur, and then guide wheel linear guide L1 also absorbs this transverse force and is delivered in framework 1.Damping layer 5 reduces the walking noise of pedrail mechanism R, particularly under quite high moving velocity.
If at least one elastomeric spring main body 25 (being represented by dotted lines in FIG) is as the stretching device 20 of tightening device V, such as compared with smooth spiral or coil spring stretching device, a large amount of assembly spaces can be saved.In addition, compared with directly acting on the design of guide wheel 2 or guide frame parts 9 with wherein tightening device V, by linear guide L1, L2 that two structures are separated, assembly space available in pedrail mechanism R can be utilized better; But, if such as at least one Hookean spring main body 25 is used as stretching device 20, this stretching device has relatively little size, and is characterised in that high efficiency and quite long deformation locus and demonstrates desirably smooth damping curve, then before, a solution is also applicable.
As stretching device 20 elastomeric spring main body 25 as shown in Figure 2.This elastomeric spring main body 25 such as having the cylindrical of flat end surface, the spring plate 28 be such as formed from steel can with this end abutment, the size of this spring plate is greater than the radial deformation of elastomeric spring main body when axial compression.Centre hole 27 can be used for holding the pilot pin 30 provided alternatively, during this pilot pin is guaranteed the mechanical guiding of elastomeric spring main body 25 when axial compression and is determined, and extend through spring plate 28 to enter projection 29, this projection such as joins in the centre hole 18 of sliding part 12 in FIG, or elastomeric spring main body 25 can be directly adjacent to the retainer 10 that guide frame parts 9 (not shown) enters connection main body 8, or enter in the hole in connection main body 8.
In addition, Fig. 2 illustrates that multiple elastomeric spring main body 25 can be connected in series, preferably connected in series each via inserting spring plate 28 and passing their pilot pin 30 subsequently.As an alternative, multiple elastomeric spring main body 25 can parallel connection (not shown) one by one.Depend on the performance requriements to tightening device V, parallel and connected in series is also possible.
Elastomeric spring main body 25 is such as formed by natural rubber or neoprene 26, namely cannot compress as spring, but the elastomeric material 26 that can expand when being subject to axial compression, thus in its installed state, the corresponding gap of expanding must be provided for.If only provide an elastomeric spring main body 25 as stretching device 20, then pilot pin 30 and spring plate 28 can omit alternatively.The end surface of spring body 25 can be smooth, should be such as wherein level and smooth at the stayed surface connecting main body 8 or sliding part 12 place and can be configured to smooth, that protrude or immerse oneself in (countersunk).The guiding of elastomeric spring main body 25 and determine middle ideal ground and realized avoiding warpage (buckling) by pilot pin 30.In connected in series, single spring track adds up, and elastic force remains unchanged.At this, elastomeric spring main body 25 must such as be led by the pilot pin 30 passed substantially.
The main body of elastomeric spring shown in Fig. 1 and Fig. 2 25 has the cylinder design with centre hole 27, and wherein axial length is greater than external diameter usually.Natural rubber can be poly-chloroprene rubber, and neoprene can be poly-urethane rubber, wherein more than 60 degree, suitably more than 70 degree and until 90 degree or higher Shore A hardness are suitable.Axial spring track is the longest between about 40% to 30% of axial length or original length, and is longer than in higher Shore A hardness situation in lower Shore A hardness situation.The elastomeric material 26 of elastomeric spring main body 25 has the relevant curing tendency of material, its can reach its original height about 3% to about 8% and in dynamic application specific times changing load after reach its restriction.Suitably, such as, with the factor of 1.1 to about 1.3 pre-tensioned elastic body spring body 25 in the axial direction.At this, pre-tensionerly curing tendency should be greater than.Before being dropped into operation, namely before final dynamic load, should load and discharge elastomeric spring main body more than 25 time, such as many as ten times, thus it significantly can not change its work behavior (curing operation state) after this again.Temperature application range is between about-20 DEG C to+80 DEG C, and the temperature that wherein temporarily can accept-40 DEG C is on an equal basis+120 DEG C.Modulus of elasticity rises along with temperature and reduces.Elastomeric spring main body 25 is especially characterised in that the damping curve of relatively flat.Spring force definitely can reach multiple 100,000N.
Claims (7)
1. a road-finishing machine pedrail mechanism (R), described road-finishing machine pedrail mechanism has the framework (1) comprising guide wheel linear guide (L1), at least one guide (4) of guiding wheel shaft (3) is wherein kept to slide movably, and the stretching device (20) being supported on the tightening device (V) in described framework (1) can act on described guide (4) on straight line channeling direction (F), it is characterized in that, in described framework (1), between described guide (4) and the stretching device (20) of described tightening device (V), the another linear guide (L2) holding sliding part (12) is provided, described sliding part is also gone up mobile guide at described channeling direction (F) and is coupled with described guide (4), the stretching device (20) of described tightening device (V) acts on this linear guide (L2) and acts on described guide (4) via described linear guide (L2).
2. pedrail mechanism according to claim 1, it is characterized in that, described sliding part (12) is embodied as the general abutment of the stretching device (20) selected respectively be installed in tightening device (V), the cylinder-piston stretching device that each stretching device (20) is one of coil spring or annual spring assembly stretching device (21) or filling viscous compressible material, or gas spring stretching device, or at least one mechanically leads and the placed in the middle elastomeric spring main body (25) be made up of elastomeric material, described elastomeric spring main body is compressed unlike spring, but can expand under axial compression, thus described elastomeric spring main body can be readjusted.
3. pedrail mechanism according to claim 1, is characterized in that, described sliding part (12) is Square consisting of two isosceles right-angled triangles or a circular slab (13) respectively with centre hole (18).
4. pedrail mechanism according to claim 1, it is characterized in that, the base portion that described sliding part (12) is portal structure (14), wherein portal structure (14) comprises base portion, portal outer wall (15) and portal crossbeam (16), two gib blocks (17) are alternatively positioned at the outside of described portal outer wall (15), and the pressure element of longitudinal extension (11) is connected to described portal crossbeam (16).
5. pedrail mechanism according to claim 1, it is characterized in that, at least one guide wheel (2) is arranged between two parallel guides (4) of the described guiding wheel shaft of accommodation (3), described guide (4) is connected in U-shaped guide frame parts (9) by connecting main body (8), wherein be provided for the connection (10) of the pressure element (11) of longitudinal extension at described connection main body (8) place, described pressure element (11) extends to described sliding part (12) from described connection main body (8).
6. pedrail mechanism according to claim 1, it is characterized in that, loose liner (6) is set in the upside of described guide (4) and bottom side, and at least one damping layer (5) being plastic strip form is set between described guide (4) and each loose liner (6).
7. pedrail mechanism according to claim 6, it is characterized in that, by joining at least one the spring co-operating member (31) in described guide (4) to perpendicular to described channeling direction (F), described loose liner (6) and described damping layer (5) are all fixed on described guide (4), the spring steel that described spring co-operating member (31) is longitudinal grooved coordinates sleeve pipe, and it has the groove of waveform odontoid.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP10009566.0 | 2010-09-14 | ||
| EP10009566A EP2428435B1 (en) | 2010-09-14 | 2010-09-14 | Track assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102398639A CN102398639A (en) | 2012-04-04 |
| CN102398639B true CN102398639B (en) | 2015-10-07 |
Family
ID=43466567
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110272466.3A Active CN102398640B (en) | 2010-09-14 | 2011-09-14 | Track Assembly |
| CN201110271348.0A Active CN102398639B (en) | 2010-09-14 | 2011-09-14 | Pedrail mechanism |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110272466.3A Active CN102398640B (en) | 2010-09-14 | 2011-09-14 | Track Assembly |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US8523298B2 (en) |
| EP (2) | EP2428436B1 (en) |
| JP (2) | JP5864970B2 (en) |
| CN (2) | CN102398640B (en) |
| PL (2) | PL2428435T3 (en) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202012003753U1 (en) * | 2012-04-13 | 2013-07-17 | Joseph Vögele AG | Cross distribution arrangement for a paver |
| DE102014203405A1 (en) * | 2014-02-25 | 2015-08-27 | Mtu Friedrichshafen Gmbh | Piston pump, injection system and internal combustion engine |
| US9457854B2 (en) | 2014-04-02 | 2016-10-04 | Unverferth Manufacturing Co., Inc. | Track assembly for farm implement |
| US20140284996A1 (en) * | 2014-06-09 | 2014-09-25 | Caterpillar Inc. | Idler assembly for a track roller frame |
| WO2016176627A2 (en) * | 2015-04-29 | 2016-11-03 | Clark Equipment Company | Track tensioner |
| WO2017186149A1 (en) * | 2016-04-27 | 2017-11-02 | 苏州宝时得电动工具有限公司 | Smart crawler belt moving device |
| CN105947005A (en) * | 2016-05-06 | 2016-09-21 | 江苏盖亚环境科技股份有限公司 | Caterpillar band tensioning mechanism for soil sampling and repairing integrated drilling machine |
| ES2702948T3 (en) * | 2016-07-27 | 2019-03-06 | Heidenhain Gmbh Dr Johannes | Equipment for measuring lengths |
| KR101896064B1 (en) | 2016-11-11 | 2018-09-06 | 주식회사 대일기공 | oil skimmer |
| DE102016125063A1 (en) * | 2016-12-21 | 2018-06-21 | Claas Selbstfahrende Erntemaschinen Gmbh | Caterpillar tracks |
| US11208165B2 (en) | 2017-08-02 | 2021-12-28 | Joy Global Surface Mining Inc | Passive track tensioning system |
| CN111688832B (en) * | 2019-03-14 | 2022-08-30 | 西门子股份公司 | Guide wheel device of fire-fighting robot and fire-fighting robot |
| JP7016828B2 (en) * | 2019-03-22 | 2022-02-07 | 日立建機株式会社 | Construction machinery |
| CN112726701B (en) * | 2020-12-30 | 2022-12-20 | 宁波用信建设有限公司 | Bulldozing device for building construction |
| CN113371089A (en) * | 2021-06-07 | 2021-09-10 | 重庆望江工业有限公司 | Anti-drop rubber track tensioning mechanism with tension capable of being quantitatively adjusted |
| CN113928433A (en) * | 2021-10-26 | 2022-01-14 | 德州职业技术学院（德州市技师学院） | Height-adjustable's tracked vehicle suspension system |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4650259A (en) * | 1985-11-12 | 1987-03-17 | Caterpillar Inc. | Method and apparatus for tensioning ground engaging endless elastomeric belts |
| JPH09193854A (en) * | 1996-01-17 | 1997-07-29 | Kubota Corp | Crawler type traveling device |
| JP2000085646A (en) * | 1998-09-07 | 2000-03-28 | Hitachi Constr Mach Co Ltd | Crawler belt tension adjuster |
| US6305762B1 (en) * | 1999-12-16 | 2001-10-23 | Caterpillar Inc. | Valve assembly for controlling actuation of an actuator of a track tensioning system |
| JP3485366B2 (en) * | 1994-10-20 | 2004-01-13 | 株式会社小松製作所 | Endless track idler shock absorber |
| CN1665713A (en) * | 2002-07-19 | 2005-09-07 | 贝尔科股份公司 | Bertoni giovanni (it) |
| JP2005254999A (en) * | 2004-03-11 | 2005-09-22 | Komatsu Zenoah Co | Crawler stretching adjustment device |
| CN100478235C (en) * | 2004-04-01 | 2009-04-15 | 克拉克设备公司 | Pre-tensioned spring track tensioning system |
| CN101517268A (en) * | 2006-09-20 | 2009-08-26 | 东一胶带株式会社 | An apparatus for controlling the tension of a track in heavy equipments |
Family Cites Families (31)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1808528C3 (en) * | 1968-11-13 | 1974-01-24 | O & K Orenstein & Koppel Ag, 1000 Berlin | Hydraulic chain tensioning device for caterpillar vehicles |
| JPS4829060Y1 (en) * | 1969-10-20 | 1973-09-04 | ||
| JPS5248518Y2 (en) * | 1972-01-28 | 1977-11-04 | ||
| US3841715A (en) * | 1972-12-26 | 1974-10-15 | Caterpillar Tractor Co | Idler mounting mechanism and track adjuster |
| US4059314A (en) * | 1976-02-27 | 1977-11-22 | Jacob Amstutz | Track assembly for tracked vehicles |
| US4094516A (en) * | 1976-06-09 | 1978-06-13 | Chicago Rawhide Manufacturing Company | Track pin assemblies and seal therefor |
| US4413862A (en) * | 1980-11-17 | 1983-11-08 | Deere & Company | Track recoil system |
| DE3526437A1 (en) | 1985-07-24 | 1987-01-29 | Viehmann & Co Intertrac | CHAIN TENSIONING, SPRING AND DAMPING DEVICE FOR TRACKED VEHICLES |
| JPS6267882A (en) | 1985-09-19 | 1987-03-27 | Mitsubishi Electric Corp | Manufacture of optocoupler |
| JPS6267882U (en) * | 1985-10-18 | 1987-04-27 | ||
| DE3725742A1 (en) * | 1986-08-26 | 1988-03-03 | Friedrich Dr Zeppernick | Elastomer-coated shaped body for high dynamic stress - contg. small hard elastic bodies with high E-modulus distributed in rubber-elastic matrix |
| FR2660724B2 (en) * | 1989-07-06 | 1994-10-28 | Hutchinson | TENSIONER FOR TRANSMISSION BELT. |
| DE4025929C2 (en) | 1990-08-16 | 1999-07-08 | Intertractor Ag | Clamping device for the idler wheel of tracked vehicles |
| JPH04122287U (en) * | 1991-04-16 | 1992-11-02 | 株式会社小松製作所 | Idle traction device for rubber tracks |
| US5293948A (en) | 1992-09-25 | 1994-03-15 | Caterpillar Inc. | Undercarriage assembly for a vehicle |
| US5373909A (en) | 1993-10-26 | 1994-12-20 | Byron Enterprises, Inc. | Tracked vehicles and power drive apparatus for motivating tracked vehicles |
| JPH08175442A (en) * | 1994-12-27 | 1996-07-09 | Komatsu Ltd | Running device for crawler type vehicle |
| DE29616216U1 (en) | 1995-10-13 | 1996-11-14 | Intertractor Ag | Device for tensioning and cushioning the idler wheel of tracked vehicles |
| JP3765323B2 (en) * | 1996-01-18 | 2006-04-12 | 小松ゼノア株式会社 | Track tension adjuster |
| DE29606295U1 (en) | 1996-04-04 | 1996-07-04 | Voegele Ag J | Device for tensioning and cushioning the idler wheel in a crawler track and road paver |
| JPH1143085A (en) * | 1997-07-30 | 1999-02-16 | Hitachi Constr Mach Co Ltd | Tracked vehicle |
| US6536320B2 (en) * | 1998-11-19 | 2003-03-25 | Eastman Kodak Company | Slitter cutting element and method of making same |
| US6322171B1 (en) * | 2000-02-04 | 2001-11-27 | Clark Equipment Company | Track tensioning assembly |
| DE10257405A1 (en) * | 2001-12-21 | 2003-07-10 | Caterpillar Inc | Track tensioning system for e.g. tractors, loaders and military vehicles, has controlled delivery mechanism which receives pressurized fluid and delivers quantity of fluid to travel chamber of actuator to reduce track tension |
| JP4473081B2 (en) * | 2004-09-21 | 2010-06-02 | 日立建機株式会社 | Tracked vehicle |
| US7226137B2 (en) * | 2004-11-10 | 2007-06-05 | Clark Equipment Company | Stop pin for track tension assembly |
| US7464997B2 (en) * | 2005-08-02 | 2008-12-16 | Raytheon Company | Load bearing crawler assembly |
| US20070029878A1 (en) * | 2005-08-08 | 2007-02-08 | Gyro-Trac Inc. | Land clearing vehicle and track assembly therefor |
| DE102006039731B4 (en) * | 2006-08-24 | 2009-04-23 | Terex Gmbh | Chain tensioner |
| US7520575B2 (en) * | 2007-06-29 | 2009-04-21 | Agco Corporation | Tension management system for an endless track of a work machine |
| DE502007003479D1 (en) | 2007-10-18 | 2010-05-27 | Voegele Ag J | crawler track |
-
2010
- 2010-09-14 PL PL10009566T patent/PL2428435T3/en unknown
- 2010-09-14 PL PL11005834T patent/PL2428436T3/en unknown
- 2010-09-14 EP EP11005834.4A patent/EP2428436B1/en active Active
- 2010-09-14 EP EP10009566A patent/EP2428435B1/en active Active
-
2011
- 2011-09-06 US US13/226,238 patent/US8523298B2/en active Active
- 2011-09-09 JP JP2011196745A patent/JP5864970B2/en active Active
- 2011-09-09 JP JP2011197401A patent/JP5864971B2/en active Active
- 2011-09-14 CN CN201110272466.3A patent/CN102398640B/en active Active
- 2011-09-14 CN CN201110271348.0A patent/CN102398639B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4650259A (en) * | 1985-11-12 | 1987-03-17 | Caterpillar Inc. | Method and apparatus for tensioning ground engaging endless elastomeric belts |
| JP3485366B2 (en) * | 1994-10-20 | 2004-01-13 | 株式会社小松製作所 | Endless track idler shock absorber |
| JPH09193854A (en) * | 1996-01-17 | 1997-07-29 | Kubota Corp | Crawler type traveling device |
| JP2000085646A (en) * | 1998-09-07 | 2000-03-28 | Hitachi Constr Mach Co Ltd | Crawler belt tension adjuster |
| US6305762B1 (en) * | 1999-12-16 | 2001-10-23 | Caterpillar Inc. | Valve assembly for controlling actuation of an actuator of a track tensioning system |
| CN1665713A (en) * | 2002-07-19 | 2005-09-07 | 贝尔科股份公司 | Bertoni giovanni (it) |
| JP2005254999A (en) * | 2004-03-11 | 2005-09-22 | Komatsu Zenoah Co | Crawler stretching adjustment device |
| CN100478235C (en) * | 2004-04-01 | 2009-04-15 | 克拉克设备公司 | Pre-tensioned spring track tensioning system |
| CN101517268A (en) * | 2006-09-20 | 2009-08-26 | 东一胶带株式会社 | An apparatus for controlling the tension of a track in heavy equipments |
Also Published As
| Publication number | Publication date |
|---|---|
| US20120062025A1 (en) | 2012-03-15 |
| JP2012062046A (en) | 2012-03-29 |
| JP5864970B2 (en) | 2016-02-17 |
| PL2428436T3 (en) | 2015-04-30 |
| CN102398640A (en) | 2012-04-04 |
| JP5864971B2 (en) | 2016-02-17 |
| JP2014040112A (en) | 2014-03-06 |
| EP2428436A2 (en) | 2012-03-14 |
| EP2428436B1 (en) | 2014-11-05 |
| EP2428435A1 (en) | 2012-03-14 |
| EP2428435B1 (en) | 2012-11-07 |
| CN102398640B (en) | 2015-07-01 |
| CN102398639A (en) | 2012-04-04 |
| US8523298B2 (en) | 2013-09-03 |
| EP2428436A3 (en) | 2012-11-07 |
| PL2428435T3 (en) | 2013-03-29 |
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